Method of forming an externally supported tape reinforced vascular graft
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United States of America Patent
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-
Nov 2, 1999
Issued Date -
N/A
app pub date -
Dec 10, 1996
filing date -
Jun 7, 1995
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An externally supported, tape-reinforced tubular prosthetic graft and method of manufacturing therefore. The graft comprises a tubular base graft formed of expanded, sintered fluoropolymer material, a strip of reinforcement tape helically wrapped about the outer surface of the tubular base graft and attached thereto, and, an external support member helically wrapped around the outer surface of the reinforcement tape and attached thereto. The helical pitch of the reinforcement tape is different from the helical pitch of the external support member. Preferably, the helical pitch of the reinforcement tape is in a direction which is opposite the direction of the external support member.
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